Path: csiph.com!usenet.pasdenom.info!aioe.org!news.stack.nl!newsfeed.xs4all.nl!newsfeed2.news.xs4all.nl!xs4all!post.news.xs4all.nl!not-for-mail Return-Path: X-Original-To: python-list@python.org Delivered-To: python-list@mail.python.org X-Spam-Status: OK 0.014 X-Spam-Evidence: '*H*': 0.97; '*S*': 0.00; 'compact': 0.09; 'subject:design': 0.09; 'python': 0.11; 'burak': 0.16; 'from:addr:arskom.com.tr': 0.16; 'from:addr:burak.arslan': 0.16; 'from:name:burak arslan': 0.16; 'message-id:@arskom.com.tr': 0.16; 'received:arskomhosting.com': 0.16; 'subject:Language': 0.16; 'wrote:': 0.18; 'meant': 0.20; '>>>': 0.22; 'header:User-Agent:1': 0.23; 'this:': 0.26; 'header:In-Reply-To:1': 0.27; 'am,': 0.29; 'assert': 0.31; "d'aprano": 0.31; 'steven': 0.31; 'to:addr:python- list': 0.38; 'to:addr:python.org': 0.39; 'yes': 0.68; 'ethan': 0.84; 'furman': 0.84; 'mistakes,': 0.84 Date: Wed, 11 Sep 2013 18:41:53 +0300 From: Burak Arslan User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130711 Thunderbird/17.0.7 MIME-Version: 1.0 To: python-list@python.org Subject: Re: Language design References: <522eb795$0$29999$c3e8da3$5496439d@news.astraweb.com> <5230480E.2030406@arskom.com.tr> <5230839C.8050302@stoneleaf.us> In-Reply-To: <5230839C.8050302@stoneleaf.us> X-Enigmail-Version: 1.5.2 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-BeenThere: python-list@python.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: General discussion list for the Python programming language List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Newsgroups: comp.lang.python Message-ID: Lines: 17 NNTP-Posting-Host: 2001:888:2000:d::a6 X-Trace: 1378914110 news.xs4all.nl 15970 [2001:888:2000:d::a6]:35594 X-Complaints-To: abuse@xs4all.nl Xref: csiph.com comp.lang.python:53974 On 09/11/13 17:52, Ethan Furman wrote: > On 09/11/2013 03:38 AM, Burak Arslan wrote: >> On 09/10/13 09:09, Steven D'Aprano wrote: >>> What design mistakes, traps or gotchas do you think Python has? >> >> My favourite gotcha is this: >> >> elt, = elts >> >> It's a nice and compact way to do both: >> >> assert len(elts) == 0 > > Perhaps you meant 'assert len(elts) == 1' ? > yes :)